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/openbmc/linux/arch/arc/mm/
H A Ddma.cf73c9045 Fri Jun 14 09:26:41 CDT 2019 Christoph Hellwig <hch@lst.de> arc: use the generic remapping allocator for coherent DMA allocations

Replace the code that sets up uncached PTEs with the generic vmap based
remapping code. It also provides an atomic pool for allocations from
non-blocking context, which we not properly supported by the existing
arc code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Evgeniy Paltsev <paltsev@synopsys.com>
Tested-by: Evgeniy Paltsev <paltsev@synopsys.com>
f73c9045 Fri Jun 14 09:26:41 CDT 2019 Christoph Hellwig <hch@lst.de> arc: use the generic remapping allocator for coherent DMA allocations

Replace the code that sets up uncached PTEs with the generic vmap based
remapping code. It also provides an atomic pool for allocations from
non-blocking context, which we not properly supported by the existing
arc code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Evgeniy Paltsev <paltsev@synopsys.com>
Tested-by: Evgeniy Paltsev <paltsev@synopsys.com>
/openbmc/linux/arch/arc/
H A DKconfigf73c9045 Fri Jun 14 09:26:41 CDT 2019 Christoph Hellwig <hch@lst.de> arc: use the generic remapping allocator for coherent DMA allocations

Replace the code that sets up uncached PTEs with the generic vmap based
remapping code. It also provides an atomic pool for allocations from
non-blocking context, which we not properly supported by the existing
arc code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Evgeniy Paltsev <paltsev@synopsys.com>
Tested-by: Evgeniy Paltsev <paltsev@synopsys.com>
f73c9045 Fri Jun 14 09:26:41 CDT 2019 Christoph Hellwig <hch@lst.de> arc: use the generic remapping allocator for coherent DMA allocations

Replace the code that sets up uncached PTEs with the generic vmap based
remapping code. It also provides an atomic pool for allocations from
non-blocking context, which we not properly supported by the existing
arc code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Evgeniy Paltsev <paltsev@synopsys.com>
Tested-by: Evgeniy Paltsev <paltsev@synopsys.com>